DE1804119A1 - Verfahren zur Herstellung hochmolekularer Polyester - Google Patents
Verfahren zur Herstellung hochmolekularer PolyesterInfo
- Publication number
- DE1804119A1 DE1804119A1 DE19681804119 DE1804119A DE1804119A1 DE 1804119 A1 DE1804119 A1 DE 1804119A1 DE 19681804119 DE19681804119 DE 19681804119 DE 1804119 A DE1804119 A DE 1804119A DE 1804119 A1 DE1804119 A1 DE 1804119A1
- Authority
- DE
- Germany
- Prior art keywords
- molecular weight
- polyester
- condensation
- temperature
- high molecular
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229920000728 polyester Polymers 0.000 title claims description 34
- 238000000034 method Methods 0.000 title claims description 14
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 238000009833 condensation Methods 0.000 claims description 24
- 230000005494 condensation Effects 0.000 claims description 20
- 238000010438 heat treatment Methods 0.000 claims description 13
- 239000011261 inert gas Substances 0.000 claims description 7
- 238000002425 crystallisation Methods 0.000 claims description 6
- 230000008025 crystallization Effects 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 5
- -1 polyethylene terephthalate Polymers 0.000 claims description 5
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 5
- 239000007790 solid phase Substances 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 3
- 239000004705 High-molecular-weight polyethylene Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000006731 degradation reaction Methods 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- QPFMBZIOSGYJDE-UHFFFAOYSA-N 1,1,2,2-tetrachloroethane Chemical compound ClC(Cl)C(Cl)Cl QPFMBZIOSGYJDE-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 230000003301 hydrolyzing effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 229920002396 Polyurea Polymers 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 150000001991 dicarboxylic acids Chemical class 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000004792 oxidative damage Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/80—Solid-state polycondensation
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681804119 DE1804119A1 (de) | 1968-10-19 | 1968-10-19 | Verfahren zur Herstellung hochmolekularer Polyester |
| NL6915226A NL6915226A (enExample) | 1968-10-19 | 1969-10-08 | |
| AT984169A AT292316B (de) | 1968-10-19 | 1969-10-17 | Verfahren zur Herstellung hochmolekularer Polyester durch Kondensation der niedrigmolekularen Polyester in fester Phase |
| GB5112269A GB1246064A (en) | 1968-10-19 | 1969-10-17 | Process for the manufacture of high-molecular weight polyesters |
| FR6935844A FR2021090A1 (enExample) | 1968-10-19 | 1969-10-20 | |
| BE740520D BE740520A (enExample) | 1968-10-19 | 1969-10-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681804119 DE1804119A1 (de) | 1968-10-19 | 1968-10-19 | Verfahren zur Herstellung hochmolekularer Polyester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1804119A1 true DE1804119A1 (de) | 1970-06-11 |
Family
ID=5711000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681804119 Pending DE1804119A1 (de) | 1968-10-19 | 1968-10-19 | Verfahren zur Herstellung hochmolekularer Polyester |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT292316B (enExample) |
| BE (1) | BE740520A (enExample) |
| DE (1) | DE1804119A1 (enExample) |
| FR (1) | FR2021090A1 (enExample) |
| GB (1) | GB1246064A (enExample) |
| NL (1) | NL6915226A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3314149A1 (de) * | 1982-04-21 | 1983-11-03 | Ems-Inventa AG, 8006 Zürich | Verfahren zur herstellung von hochmolekularem polyester |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4161578A (en) * | 1978-05-12 | 1979-07-17 | Bepex Corporation | Process for solid phase polymerization of polyester |
| US5497562A (en) * | 1995-03-03 | 1996-03-12 | Hosokawa Bepex Corporation | Radiant heater system for solid phase crystallization and polymerization of polymers |
-
1968
- 1968-10-19 DE DE19681804119 patent/DE1804119A1/de active Pending
-
1969
- 1969-10-08 NL NL6915226A patent/NL6915226A/xx unknown
- 1969-10-17 AT AT984169A patent/AT292316B/de not_active IP Right Cessation
- 1969-10-17 GB GB5112269A patent/GB1246064A/en not_active Expired
- 1969-10-20 FR FR6935844A patent/FR2021090A1/fr not_active Withdrawn
- 1969-10-20 BE BE740520D patent/BE740520A/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3314149A1 (de) * | 1982-04-21 | 1983-11-03 | Ems-Inventa AG, 8006 Zürich | Verfahren zur herstellung von hochmolekularem polyester |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1246064A (en) | 1971-09-15 |
| AT292316B (de) | 1971-08-25 |
| NL6915226A (enExample) | 1970-04-21 |
| FR2021090A1 (enExample) | 1970-07-17 |
| BE740520A (enExample) | 1970-04-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| SH | Request for examination between 03.10.1968 and 22.04.1971 |